February 04, 2015, 9:57AM

February 04, 2015, 9:45AM

SURPRISE! -- Thanks to Elsa, Kristoff and Olaf, Anna's big day is full of little surprises. Featuring a new original song by Oscar(r)-winning songwriters Robert Lopez and Kristen Anderson-Lopez, the all-new Walt Disney Animation Studios short "Frozen Fever" opens in front of "Cinderella" on March 13, 2015. (c)2015 Disney. All Rights Reserved.

February 04, 2015, 9:45AM

BED HEAD -- Anna wakes up to a very special birthday party hosted by big sister Elsa in "Frozen Fever." Directed by the Academy Award(r)-winning team Chris Buck and Jennifer Lee, the all-new Walt Disney Animation Studios short opens March 13, 2015, in front of "Cinderella." (c)2015 Disney. All Rights Reserved.

February 04, 2015, 9:45AM

ALL DRESSED UP -- Elsa celebrates Anna's birthday by throwing a party full of surprises and presents, including summer dresses, until Elsa's icy powers have a few unintended consequences. The all-new Walt Disney Animation Studios short "Frozen Fever" opens in front of "Cinderella" on March 13, 2015. (c)2015 Disney. All Rights Reserved.

February 04, 2015, 9:45AM

PARTY! -- It's Anna's birthday and Elsa and Kristoff are determined to give her the best celebration ever in "Frozen Fever," an all-new Walt Disney Animation Studios short opening March 13, 2015, in front of "Cinderella." (c)2015 Disney. All Rights Reserved.